Black Knight
Williams, 1980You're currently viewing posts by Pinsider Schwaggs.
Click here to go back to viewing the entire thread.
I start replying here instead of the club thread.
With the diagnostic connector in place, try starting it with the coin door open. Then turn it on with the coin door closed. See if that changes the 9 condition.
To resolve the 0 condition, try reseating your ROM chips, CPU and NVRAM module.
You're currently viewing posts by Pinsider Schwaggs.
Click here to go back to viewing the entire thread.
Wanna join the discussion? Please sign in to reply to this topic.
Great to see you're enjoying Pinside! Did you know Pinside is able to run without any 3rd-party banners or ads, thanks to the support from our visitors? Please consider a donation to Pinside and get anext to your username to show for it! Or better yet, subscribe to Pinside+!
This page was printed from https://pinside.com/pinball/forum/topic/1980-black-knight-power-boot-up-supply-logic-issues-help-please?tu=Schwaggs and we tried optimising it for printing. Some page elements may have been deliberately hidden.
Scan the QR code on the left to jump to the URL this document was printed from.
Westjordan, UT